Question

# please answer
# important​

Answer 1

Explanation:

can u tell me it's of which standard it is

Answer 2

Answer:

Here is your Answer :

Explanation:

The ratio is less than 2:1 in Cu2O shows that some cuprous ( cu2+ ) have been replaced by cupric ( Cu2+) .In order to maintain electrical neutrality in every two Cu2+ ions which results in creation cation action leading to be positive holes.

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